Ysz ceramic substrate protected fireproof hose
US-2024401725-A1 · Dec 5, 2024 · US
based on yttrium oxide
based on yttrium oxide · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B35/505 |
| Official title | based on yttrium oxide |
| Display label | based on yttrium oxide |
| Total patents | 462 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 33 |
| 2016 | 45 |
| 2017 | 38 |
| 2018 | 49 |
| 2019 | 58 |
| 2020 | 49 |
| 2021 | 39 |
| 2022 | 36 |
| 2023 | 51 |
| 2024 | 41 |
| 2025 | 17 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Effective substitutions for rare earth metals in compositions and materials for electronic applications
US-9527776-B2 · Dec 27, 2016 · US
Ultra-high dielectric constant garnet
US-2016362341-A1 · Dec 15, 2016 · US
Ceramics with engineered microstructures via 3d printing and templated grain growth
US-2016347667-A1 · Dec 1, 2016 · US
Pyrolysis Reactor Materials and Methods
US-2016340257-A1 · Nov 24, 2016 · US
Method and reactor for cracking hydrocarbon
US-9499747-B2 · Nov 22, 2016 · US
Rare-earth oxide based monolithic chamber material
US-2016326061-A1 · Nov 10, 2016 · US
Ion beam sputtering with ion assisted deposition for coatings on chamber components
US-2016326625-A1 · Nov 10, 2016 · US
Transparent ceramic, method for manufacturing same, and magneto-optical device
US-9470915-B2 · Oct 18, 2016 · US
Rare-earth oxide based monolithic chamber material
US-9440886-B2 · Sep 13, 2016 · US
Pyrolysis reactor materials and methods
US-9441166-B2 · Sep 13, 2016 · US
Thermal spray powder
US-2016244868-A1 · Aug 25, 2016 · US
Cordierite porous ceramic honeycomb articles with delayed microcrack evolution
US-9409826-B2 · Aug 9, 2016 · US
Chemistry compatible coating material for advanced device on-wafer particle performance
US-2016211121-A1 · Jul 21, 2016 · US
Process for preparing ceramic powders in the presence of a source of carbon, powders thus obtained and their use
US-9394205-B2 · Jul 19, 2016 · US
Solid solution-based nanocomposite optical ceramic materials
US-9395467-B2 · Jul 19, 2016 · US
Refractory materials
US-RE46072-E · Jul 19, 2016 · US
Method of fabricating optical ceramics containing compositionally tailored regions in three dimension
US-9388086-B2 · Jul 12, 2016 · US
Composite substrate for LED light emitting element, method of production of same, and LED light emitting element
US-9387532-B2 · Jul 12, 2016 · US
Abrasive particles, method of making abrasive particles, and abrasive articles
US-2016193717-A1 · Jul 7, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B35/505?
- CPC C04B35/505 is the Cooperative Patent Classification code for “based on yttrium oxide.”
- How many patents are filed under CPC C04B35/505 (based on yttrium oxide)?
- Our database includes 462 publications tagged with this CPC code.
- Is patent activity under CPC C04B35/505 growing?
- Publication counts under this code: 41 in 2024 vs 17 in 2025 (latest complete years).